public MenuBar(int left, int top, int width) : base(left, top, width, 1)
{
_menuItemStack = new MenuItemStack(new MenuItemList());
_currentMenuItemIndex = 0;
_focusBackgroundColor = ConsoleColor.Gray;
_focusForegroundColor = ConsoleColor.Black;
}
public void Acceptance()
{
var items = new MenuItemList();
var a = items.AddItem(new MenuItem("a", "ia"));
var a1 = a.Submenu.AddItem("a1");
a1.Submenu.AddItem("a11");
a1.Submenu.AddItem("a12");
var a2 = a.Submenu.AddItem("a2");
a2.Submenu.AddItem("a21");
a2.Submenu.AddItem("a22");
a.Submenu.AddItem("a3");
var b = items.AddItem(new MenuItem("b", "ib"));
var b1 = b.Submenu.AddItem("b1");
b1.Submenu.AddItem("b11");
b1.Submenu.AddItem("b12");
b.Submenu.AddItem("b2");
items.AddItem(new MenuItem("c", "ic"));
var sut = new MenuItemStack(items);
var pathItemTexts = sut.PathMenuItems.Select(i => i.Text).ToArray();
Assert.AreEqual(0, pathItemTexts.Length);
var currentItemTexts = sut.CurrentMenuItems.Select(i => i.Text).ToArray();
Assert.AreEqual(new[] { "a", "b", "c" }, currentItemTexts);
var item = sut.PushItem(0); // +a
Assert.AreSame(a, item);
pathItemTexts = sut.PathMenuItems.Select(i => i.Text).ToArray();
Assert.AreEqual(new[] { "a" }, pathItemTexts);
currentItemTexts = sut.CurrentMenuItems.Select(i => i.Text).ToArray();
Assert.AreEqual(new[] { "a1", "a2", "a3" }, currentItemTexts);
sut.PushItem(1); // +a2
pathItemTexts = sut.PathMenuItems.Select(i => i.Text).ToArray();
Assert.AreEqual(new[] { "a", "a2" }, pathItemTexts);
currentItemTexts = sut.CurrentMenuItems.Select(i => i.Text).ToArray();
Assert.AreEqual(new[] { "a21", "a22" }, currentItemTexts);
sut.PushItem(0); // +a21
pathItemTexts = sut.PathMenuItems.Select(i => i.Text).ToArray();
Assert.AreEqual(new[] { "a", "a2", "a21" }, pathItemTexts);
currentItemTexts = sut.CurrentMenuItems.Select(i => i.Text).ToArray();
Assert.AreEqual(0, currentItemTexts.Length);
var itemIndex = sut.PopItem(); // -a21
Assert.AreEqual(0, itemIndex);
pathItemTexts = sut.PathMenuItems.Select(i => i.Text).ToArray();
Assert.AreEqual(new[] { "a", "a2" }, pathItemTexts);
currentItemTexts = sut.CurrentMenuItems.Select(i => i.Text).ToArray();
Assert.AreEqual(new[] { "a21", "a22" }, currentItemTexts);
itemIndex = sut.PopItem(); // -a2
Assert.AreEqual(1, itemIndex);
sut.PopItem(); // -a
sut.PushItem(1); // +b
sut.PushItem(0); // +b1
pathItemTexts = sut.PathMenuItems.Select(i => i.Text).ToArray();
Assert.AreEqual(new[] { "b", "b1" }, pathItemTexts);
currentItemTexts = sut.CurrentMenuItems.Select(i => i.Text).ToArray();
Assert.AreEqual(new[] { "b11", "b12" }, currentItemTexts);
sut.Clear();
pathItemTexts = sut.PathMenuItems.Select(i => i.Text).ToArray();
Assert.AreEqual(0, pathItemTexts.Length);
currentItemTexts = sut.CurrentMenuItems.Select(i => i.Text).ToArray();
Assert.AreEqual(new[] { "a", "b", "c" }, currentItemTexts);
}
